#define iRel_Instance integer
#define iRel_PairHandle integer

integer iRel_IGEOM_IFACE;
integer iRel_IMESH_IFACE;
integer iRel_IFIELD_IFACE;
integer iRel_IREL_IFACE;
integer iRel_FBIGEOM_IFACE;

    parameter( iRel_IGEOM_IFACE = 0 ) parameter( iRel_IMESH_IFACE = 1 ) parameter( iRel_IFIELD_IFACE = 2 )
        parameter( iRel_IREL_IFACE = 3 ) parameter( iRel_FBIGEOM_IFACE = 3 )

            integer iRel_ENTITY integer iRel_SET integer iRel_BOTH

    parameter( iRel_ENTITY = 0 ) parameter( iRel_SET = 1 ) parameter( iRel_BOTH = 2 )

        integer iRel_ACTIVE integer iRel_INACTIVE integer iRel_NOTEXIST

    parameter( iRel_ACTIVE = 0 ) parameter( iRel_INACTIVE = 1 ) parameter( iRel_NOTEXIST = 2 )
